BASE64转图片互相转换DEMO

package com.xing.sdut; import com.xing.sdut.utils.ImgBase64Utils; import sun.misc.BASE64Encoder; import javax.sound.midi.Soundbank; import java.io.*; /** * @Classname ImgBase64 * @Description 图片转Base64 * @Date 2018/12/2 23:42 * @Created by dell */ public class ImgBase64 { // 图片路径 private String imgPath; // 图片转base路径 private String imgToBasePath; // base转图片路径 private String baseToImgPath; public void setImgPath(String imgPath) { this.imgPath = imgPath; } public void setImgToBasePath(String imgToBasePath) { this.imgToBasePath = imgToBasePath; } public void setBaseToImgPath(String baseToImgPath) { this.baseToImgPath = baseToImgPath; } public boolean runImgToBase(){ File file1 = new File(this.imgPath); File file2 = new File(this.imgToBasePath); if (!file1.isDirectory()){ System.out.println("图片路径非文件夹"); return false; } if (!file2.exists()){ file2.mkdirs(); } File[] files = file1.listFiles(); byte[] bytes = null; BASE64Encoder encoder = new BASE64Encoder(); for (File file : files) { String tmpPath = this.imgToBasePath + file.getName() + ".txt"; if (!ImgBase64Utils.imgToBase64(file,tmpPath)){ return false; } } return true; } public boolean runBaseToImg(){ File file1 = new File(this.imgToBasePath); File file2 = new File(this.baseToImgPath); String encoding = "UTF-8"; if (!file1.isDirectory()){ System.out.println("图片路径非文件夹"); return false; } if (!file2.exists()){ file2.mkdirs(); } File[] files = file1.listFiles(); for (File file : files) { String tmpPath = this.baseToImgPath + file.getName() + ".jpg"; byte[] bytes = new byte[Long.valueOf(file.length()).intValue()]; try(FileInputStream in = new FileInputStream(file)){ in.read(bytes); String imgBase = new String(bytes,encoding); if (!ImgBase64Utils.base64ToImg(imgBase,tmpPath)){ return false; } } catch (FileNotFoundException e) { e.printStackTrace(); } catch (IOException e) { e.printStackTrace(); } } return true; } public static void main(String[] args) { // 项目目录 String path = System.getProperty("user.dir"); // 原图片目录 String path1 = path+"\\src\\img"; // 转换的base64目录 String path2 = path+"\\src\\imgToBase64\\"; // base64转图片 String path3 = path+"\\src\\base64ToImg\\"; ImgBase64 imgBase64 = new ImgBase64(); imgBase64.setImgPath(path1); imgBase64.setImgToBasePath(path2); imgBase64.setBaseToImgPath(path3); System.out.println("---------begin-----------"); // 图片转base64 System.out.println("---------图片转base64-----------"); boolean isTrue1 = imgBase64.runImgToBase(); if (isTrue1){ System.out.println("图片转base64全部成功"); } try { Thread.sleep(10000); } catch (InterruptedException e) { e.printStackTrace(); } // base64转图片 System.out.println("---------base64转图片-----------"); boolean isTrue2 = imgBase64.runBaseToImg(); if (isTrue2){ System.out.println("图片转base64全部成功"); } System.out.println("---------end-----------"); } }